243238890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1979}}^1$

素因数の和:2247

約数の個数: 64

約数和(自身を含む): 620991360

約数和(自身を除く): 377752470

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 241, 255, 482, 510, 723, 1205, 1446, 1979, 2410, 3615, 3958, 4097, 5937, 7230, 8194, 9895, 11874, 12291, 19790, 20485, 24582, 29685, 33643, 40970, 59370, 61455, 67286, 100929, 122910, 168215, 201858, 336430, 476939, 504645, 953878, 1009290, 1430817, 2384695, 2861634, 4769390, 7154085, 8107963, 14308170, 16215926, 24323889, 40539815, 48647778, 81079630, 121619445, 243238890]

約数ペア:

[(1, 243238890), (2, 121619445), (3, 81079630), (5, 48647778), (6, 40539815), (10, 24323889), (15, 16215926), (17, 14308170), (30, 8107963), (34, 7154085), (51, 4769390), (85, 2861634), (102, 2384695), (170, 1430817), (241, 1009290), (255, 953878), (482, 504645), (510, 476939), (723, 336430), (1205, 201858), (1446, 168215), (1979, 122910), (2410, 100929), (3615, 67286), (3958, 61455), (4097, 59370), (5937, 40970), (7230, 33643), (8194, 29685), (9895, 24582), (11874, 20485), (12291, 19790)]